Waves and coherent flows in the tropical atmosphere: New opportunities, old challenges

CC Stephan, N Žagar… - Quarterly Journal of the …, 2021 - Wiley Online Library
Atmospheric science relies on numerical models to simulate the complex multiscale nature
of atmospheric variability, but our confidence in weather and climate predictions relies on …

The stationarity of the ENSO teleconnection in European summer rainfall

M Martija-Díez, J López-Parages… - Climate Dynamics, 2023 - Springer
Abstract El Niño-Southern Oscillation (ENSO) influence on European precipitation (Pcp) has
been deeply analyzed. Most of the previous studies focus on the atmospheric response in …

[HTML][HTML] Atmospheric subseasonal variability and circulation regimes: spectra, trends, and uncertainties

N Žagar, Ž Zaplotnik, K Karami - Journal of Climate, 2020 - journals.ametsoc.org
Atmospheric Subseasonal Variability and Circulation Regimes: Spectra, Trends, and
Uncertainties in: Journal of Climate Volume 33 Issue 21 (2020) Jump to Content Jump to Main …

Biases of the barotropic atmospheric circulation variability in CMIP6 models

JM Castanheira, CAF Marques - Journal of Climate, 2022 - journals.ametsoc.org
Abstract Two ensembles of Atmospheric Model Intercomparison Project (AMIP) simulations,
in the scope of the current Coupled Model Intercomparison Project (CMIP6), are compared …

Atmospheric bias teleconnections in boreal winter associated with systematic sea surface temperature errors in the tropical Indian Ocean

YB Zhao, N Žagar, F Lunkeit… - Weather and Climate …, 2023 - wcd.copernicus.org
Coupled climate models suffer from significant sea surface temperature (SST) biases in the
tropical Indian Ocean (TIO), leading to errors in global climate predictions. In this study, we …

[HTML][HTML] Signatures of Eurasian heat waves in global Rossby wave spectra

I Strigunova, R Blender, F Lunkeit… - Weather and Climate …, 2022 - wcd.copernicus.org
This paper investigates systematic changes in the global atmospheric circulation statistics
during Eurasian heat waves (HWs). The investigation of Rossby wave energy anomalies …

On the indices of the normal modes of Laplace's tidal equations for zonal wavenumber zero

JM Castanheira - Quarterly Journal of the Royal Meteorological …, 2024 - Wiley Online Library
The normal modes of Laplace's tidal equations seem to be a consolidated subject in the
literature. However, up until now, no mode for the zonal wavenumber zero,(ie, independent …

[HTML][HTML] Three-dimensional normal mode functions: open-access tools for their computation in isobaric coordinates (p-3DNMF. v1)

CAF Marques, M Marta-Almeida… - Geoscientific Model …, 2020 - gmd.copernicus.org
A free software package for the computation of the three-dimensional normal modes of an
hydrostatic atmosphere is presented. This software performs the computations in isobaric …

3D modal variability and energy transformations on the sphere

HL Tanaka, N Žagar - Modal View of Atmospheric Variability: Applications …, 2020 - Springer
Abstract The three-dimensional (3D) normal-mode function (NMF) decomposition is derived
in the system with pressure as the vertical coordinate followed by the applications of NMFs …

[PDF][PDF] Signatures of Eurasian heat waves in the global Rossby wave spectra in reanalyses and CMIP models

I Strigunova - 2023 - pure.mpg.de
Atmospheric heat waves lead to substantial economic damage and fatalities. The formation,
maintenance mechanisms and long-term prediction of heat waves remain a challenge …